Lee Duck-hwa

as Kang Dong-sik (2 episodes)

as Kang Pil-beom (16 episodes)

as Narrator (voice)

as Choi Gong-seo's father (12 episodes)

as Bang Chil-sung (17 episodes)

as Kim Young Soo (12 episodes)

as Baek Hyun-moo (12 episodes)

as Kang Da-goo (12 episodes)

as King Youngjo (17 episodes)

as King Youngjo (17 episodes)

as Self - Host (12 episodes)

as Self (1 episode)

as Oh Pyeong-Pan (40 episodes)

as Joon Ki's father (1 episode)

as Self (2 episodes)

as Do Jin-Myung (32 episodes)

as Host (197 episodes), Creator

as Lee Soon-Tae (32 episodes)

as Byeon Young-Hee (40 episodes)

as Self (1 episode)

as Hwang Jae-Man (50 episodes)

as Shin Seok-ju (41 episodes)

as Chairman Goo Myeong-han (20 episodes)